[SCM] libav/experimental: SimpleBlock keyframe flag is the most significant bit

[siretart at users.alioth.debian.org]

The following commit has been merged in the experimental branch:
commit 84fa6e23fb6af2f697b895fe8919863b582acf3b
Author: David Conrad <lessen42 at gmail.com>
Date:   Fri Aug 31 18:24:09 2007 +0000

    SimpleBlock keyframe flag is the most significant bit
    
    Originally committed as revision 10274 to svn://svn.ffmpeg.org/ffmpeg/trunk

diff --git a/libavformat/matroskadec.c b/libavformat/matroskadec.c
index 925d34a..9847d38 100644
--- a/libavformat/matroskadec.c
+++ b/libavformat/matroskadec.c
@@ -2291,7 +2291,7 @@ matroska_parse_block(MatroskaDemuxContext *matroska, uint8_t *data, int size,
     flags = *data++;
     size -= 3;
     if (is_keyframe == -1)
-        is_keyframe = flags & 1 ? PKT_FLAG_KEY : 0;
+        is_keyframe = flags & 0x80 ? PKT_FLAG_KEY : 0;
 
     if (matroska->skip_to_keyframe) {
         if (!is_keyframe || st != matroska->skip_to_stream)

-- 
Libav/FFmpeg packaging